admin: tymy, pridani a mazani

admin.go

@@ -89,6 +89,40 @@ func adminTeamsHandler(w http.ResponseWriter, r *http.Request) {
 		http.Redirect(w, r, "/admin/login", http.StatusSeeOther)
 		return
 	}
+	if r.Method == http.MethodPost {
+		if err := r.ParseForm(); err != nil {
+			http.Error(w, "Error parsing form", http.StatusBadRequest)
+			return
+		}
+		// Deleting an existing team
+		if r.PostForm.Has("delete") {
+			teamName := r.FormValue("delete")
+			_, err := db.Exec("DELETE FROM teams WHERE name = ?", teamName)
+			if err != nil {
+				http.Error(w, "Database error", http.StatusInternalServerError)
+				return
+			}
+			http.Redirect(w, r, "/admin/teams", http.StatusSeeOther)
+			return
+		}
+		// Adding a new team
+		teamName := r.FormValue("name")
+		difficulty := r.FormValue("difficulty")
+		password := r.FormValue("password")
+		if teamName == "" || difficulty == "" || password == "" {
+			http.Error(w, "All fields are required", http.StatusBadRequest)
+			return
+		}
+		_, err := db.Exec("INSERT INTO teams (name, difficulty_level, password, last_cipher, penalty) VALUES (?, ?, ?, 1, 0)", teamName, difficulty, hashPassword(password))
+		if err != nil {
+			http.Error(w, "Database error", http.StatusInternalServerError)
+			return
+		}
+		http.Redirect(w, r, "/admin/teams", http.StatusSeeOther)
+		return
+	}
+	// Fetch all teams with their difficulty levels
+	// Teams
 	rows, err := db.Query("SELECT name, difficulty_levels.level_name, last_cipher, penalty FROM teams JOIN difficulty_levels ON teams.difficulty_level = difficulty_levels.id ORDER BY teams.difficulty_level, teams.name")
 	if err != nil {
 		http.Error(w, "Database error", http.StatusInternalServerError)
@@ -108,7 +142,31 @@ func adminTeamsHandler(w http.ResponseWriter, r *http.Request) {
 		http.Error(w, "Database error", http.StatusInternalServerError)
 		return
 	}
-	if err := AdminTeamsTemplate.Execute(w, teams); err != nil {
+	// Difficulty levels for the dropdown
+	rows, err = db.Query("SELECT id, level_name FROM difficulty_levels ORDER BY id")
+	if err != nil {
+		http.Error(w, "Database error", http.StatusInternalServerError)
+		return
+	}
+	defer rows.Close()
+	var difficultyLevels []DifficultyLevelS
+	for rows.Next() {
+		var level DifficultyLevelS
+		if err := rows.Scan(&level.ID, &level.Name); err != nil {
+			http.Error(w, "Database error", http.StatusInternalServerError)
+			return
+		}
+		difficultyLevels = append(difficultyLevels, level)
+	}
+	if err := rows.Err(); err != nil {
+		http.Error(w, "Database error", http.StatusInternalServerError)
+		return
+	}
+	teamsData := TeamsTemplateS{
+		Teams:        teams,
+		Difficulties: difficultyLevels,
+	}
+	if err := AdminTeamsTemplate.Execute(w, teamsData); err != nil {
 		http.Error(w, "Template error", http.StatusInternalServerError)
 		return
 	}
@@ -183,3 +241,63 @@ func AdminRouteHandler(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 }
+
+func AdminLevelHandler(w http.ResponseWriter, r *http.Request) {
+	if !isAdmin(r) {
+		http.Redirect(w, r, "/admin/login", http.StatusSeeOther)
+		return
+	}
+	if r.Method == http.MethodPost {
+		if err := r.ParseForm(); err != nil {
+			http.Error(w, "Error parsing form", http.StatusBadRequest)
+			return
+		}
+		// Deleting an existing difficulty level
+		if r.PostForm.Has("delete") {
+			levelName := r.FormValue("delete")
+			_, err := db.Exec("DELETE FROM difficulty_levels WHERE level_name = ?", levelName)
+			if err != nil {
+				http.Error(w, "Database error", http.StatusInternalServerError)
+				return
+			}
+			http.Redirect(w, r, "/admin/levels", http.StatusSeeOther)
+			return
+		}
+		// Adding a new difficulty level
+		levelName := r.FormValue("name")
+		if levelName == "" {
+			http.Error(w, "Level name cannot be empty", http.StatusBadRequest)
+			return
+		}
+		_, err := db.Exec("INSERT INTO difficulty_levels (level_name) VALUES (?)", levelName)
+		if err != nil {
+			http.Error(w, "Database error", http.StatusInternalServerError)
+			return
+		}
+		http.Redirect(w, r, "/admin/levels", http.StatusSeeOther)
+		return
+	}
+	rows, err := db.Query("SELECT level_name FROM difficulty_levels ORDER BY id")
+	if err != nil {
+		http.Error(w, "Database error", http.StatusInternalServerError)
+		return
+	}
+	defer rows.Close()
+	var difficultyLevels []string
+	for rows.Next() {
+		var level string
+		if err := rows.Scan(&level); err != nil {
+			http.Error(w, "Database error", http.StatusInternalServerError)
+			return
+		}
+		difficultyLevels = append(difficultyLevels, level)
+	}
+	if err := rows.Err(); err != nil {
+		http.Error(w, "Database error", http.StatusInternalServerError)
+		return
+	}
+	if err := AdminLevelTemplate.Execute(w, difficultyLevels); err != nil {
+		http.Error(w, "Template error", http.StatusInternalServerError)
+		return
+	}
+}

create.sql

@@ -10,10 +10,9 @@ DROP TABLE IF EXISTS PENALTIES;
 CREATE TABLE TEAMS (
     id INTEGER PRIMARY KEY,
     name VARCHAR(100) NOT NULL,
-    city VARCHAR(100) NOT NULL,
     difficulty_level INTEGER NOT NULL,
     password VARCHAR(255) NOT NULL,
-    last_cipher INTEGER DEFAULT 0,
+    last_cipher INTEGER DEFAULT 0, -- index of cipher which team is solving or searching now
     penalty INTEGER DEFAULT 0,
     FOREIGN KEY (difficulty_level) REFERENCES DIFFICULTY_LEVELS(id)
 );

insertTestData.sql

@@ -5,10 +5,10 @@ INSERT INTO DIFFICULTY_LEVELS (id, level_name) VALUES
     (3, 'Těžká');
 
 -- Vložení týmů: heslo1, heslo2, heslo3
-INSERT INTO TEAMS (id, name, city, difficulty_level, password, last_cipher, penalty) VALUES
-    (1, 'Rychlé šípy', 'Praha', 1, '4bc2ef0648cdf275032c83bb1e87dd554d47f4be293670042212c8a01cc2ccbe', 0, 0),
-    (2, 'Vlčí smečka', 'Brno', 2, '274efeaa827a33d7e35be9a82cd6150b7caf98f379a4252aa1afce45664dcbe1', 0, 10),
-    (3, 'Orli', 'Ostrava', 3, '05af533c6614544a704c4cf51a45be5c10ff19bd10b7aa1dfe47efc0fd059ede', 1, 5);
+INSERT INTO TEAMS (id, name, difficulty_level, password, last_cipher, penalty) VALUES
+    (1, 'Rychlé šípy', 1, '4bc2ef0648cdf275032c83bb1e87dd554d47f4be293670042212c8a01cc2ccbe', 1, 0),
+    (2, 'Vlčí smečka', 2, '274efeaa827a33d7e35be9a82cd6150b7caf98f379a4252aa1afce45664dcbe1', 1, 10),
+    (3, 'Orli', 3, '05af533c6614544a704c4cf51a45be5c10ff19bd10b7aa1dfe47efc0fd059ede', 1, 5);
 
 -- Vložení pozic
 INSERT INTO POSITIONS (id, gps, clue) VALUES

klice.go

@@ -181,13 +181,13 @@ func qrHandler(w http.ResponseWriter, r *http.Request) {
 			return
 		}
 		// check if the task is available for the team
-		// if order > last_cipher + 1, task is not yet available
-		// if order == last_cipher + 1, task is now available, update last_cipher
+		// if order > last_cipher, task is not yet available
+		// if order == last_cipher, task is now available
 		// if order <= last_cipher, task has been already visited, allow viewing
-		if order > last_cipher+1 {
+		if order > last_cipher {
 			http.Error(w, "This task is not yet available", http.StatusForbidden)
 			return
-		} else if order == last_cipher+1 {
+		} else if order == last_cipher {
 			last_cipher = order
 			_, err = db.Exec("UPDATE teams SET last_cipher = ? WHERE id = ?", order, teamID)
 			if err != nil {
@@ -339,6 +339,7 @@ func main() {
 	http.HandleFunc("/admin/teams", adminTeamsHandler)
 	http.HandleFunc("/admin/start", AdminStartHandler)
 	http.HandleFunc("/admin/routes", AdminRouteHandler)
+	http.HandleFunc("/admin/levels", AdminLevelHandler)
 
 	fmt.Println("Server started at :8080")
 	http.ListenAndServe(":8080", nil)

templates.go

@@ -23,6 +23,16 @@ type TeamTemplateS struct {
 	Penalties  int
 }
 
+type DifficultyLevelS struct {
+	ID   int
+	Name string
+}
+
+type TeamsTemplateS struct {
+	Teams        []TeamTemplateS
+	Difficulties []DifficultyLevelS
+}
+
 type AdminRoutesTemplateS struct {
 	Name    string
 	Ciphers []CipherTemplateS
@@ -32,3 +42,4 @@ var CipherTemplate = template.Must(template.ParseFiles("templates/assignment.htm
 var TeamTemplate = template.Must(template.ParseFiles("templates/team.html"))
 var AdminTeamsTemplate = template.Must(template.ParseFiles("templates/adminTeams.html"))
 var AdminRoutesTemplate = template.Must(template.ParseFiles("templates/adminRoutes.html"))
+var AdminLevelTemplate = template.Must(template.ParseFiles("templates/adminLevels.html"))

templates/adminLevels.html

@@ -0,0 +1,38 @@
+<!DOCTYPE html>
+<html lang="cs">
+
+<head>
+    <meta charset="UTF-8">
+    <title>Úrovně obtížnosti</title>
+</head>
+
+<body>
+    <h1>Úrovně obtížnosti</h1>
+    <table border="1">
+        <tr>
+            <th>Jméno</th>
+            <th>Smazat</th>
+        </tr>
+        {{range .}}
+        <tr>
+            <td>{{.}}</td>
+            <td>
+                <form action="/admin/levels" method="post">
+                    <input type="hidden" name="delete" value="{{.}}">
+                    <button type="submit">Smazat</button>
+                </form>
+            </td>
+        </tr>
+        {{end}}
+    </table>
+    <hr>
+    <h2>Přidat novou úroveň</h2>
+    <form action="/admin/levels" method="post">
+        Jméno: <input type="text" name="name" required>
+        <button type="submit">Přidat úroveň</button>
+    </form>
+    <hr>
+    <a href="/admin">Zpět na admin panel</a>
+</body>
+
+</html>

templates/adminPanel.html

@@ -10,6 +10,7 @@
     <h1>Admin Panel</h1>
     <a href="/admin/teams">Týmy</a> <br>
     <a href="/admin/routes">Trasy</a> <br>
+    <a href="/admin/levels">Úrovně</a> <br>
     <hr>
     <form method="post" action="/admin/logout">
         <input type="submit" value="Logout">

templates/adminRoutes.html

@@ -34,6 +34,8 @@
     </table>
     <hr>
     {{end}}
+    <hr>
+    <a href="/admin">Zpět na admin panel</a>
 </body>
 
 </html>

templates/adminTeams.html

@@ -3,7 +3,7 @@
 
 <head>
     <meta charset="UTF-8">
-    <title>Admin Panel</title>
+    <title>Týmy</title>
 </head>
 
 <body>
@@ -14,13 +14,21 @@
             <th>Obtížnost</th>
             <th>Poslední šifra</th>
             <th>Penalizace (minuty)</th>
+            <th>Smazat tým</th>
+            </th>
         </tr>
-        {{range .}}
+        {{range .Teams}}
         <tr>
             <td>{{.TeamName}}</td>
             <td>{{.Difficulty}}</td>
             <td>{{.LastCipher}}</td>
             <td>{{.Penalties}}</td>
+            <td>
+                <form action="/admin/teams" method="post">
+                    <input type="hidden" name="delete" value="{{.TeamName}}">
+                    <button type="submit">Smazat</button>
+                </form>
+            </td>
         </tr>
         {{end}}
     </table>
@@ -28,6 +36,19 @@
     <p>Vynulování penalizací a posledních šifer.</p>
     <a href="/admin/start">Start Závodu</a>
     <hr>
+    <h2>Přidat tým</h2>
+    <form method="post" action="/admin/teams">
+        Název týmu: <input type="text" name="name" required>
+        Obtížnost:
+        <select name="difficulty">
+            {{range .Difficulties}}
+            <option value="{{.ID}}">{{.Name}}</option>
+            {{end}}
+        </select>
+        Heslo: <input type="text" name="password" required>
+        <input type="submit" value="Přidat tým">
+    </form>
+    <hr>
     <a href="/admin">Zpět na admin panel</a>
 </body>